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<FONT color="green">001</FONT>    /*<a name="line.1"></a>
<FONT color="green">002</FONT>     Copyright 2009<a name="line.2"></a>
<FONT color="green">003</FONT>     Ubiquitous Knowledge Processing (UKP) Lab<a name="line.3"></a>
<FONT color="green">004</FONT>     Technische Universitaet Darmstadt<a name="line.4"></a>
<FONT color="green">005</FONT>     All rights reserved.<a name="line.5"></a>
<FONT color="green">006</FONT>    <a name="line.6"></a>
<FONT color="green">007</FONT>     Licensed under the Apache License, Version 2.0 (the "License");<a name="line.7"></a>
<FONT color="green">008</FONT>     you may not use this file except in compliance with the License.<a name="line.8"></a>
<FONT color="green">009</FONT>     You may obtain a copy of the License at<a name="line.9"></a>
<FONT color="green">010</FONT>    <a name="line.10"></a>
<FONT color="green">011</FONT>     http://www.apache.org/licenses/LICENSE-2.0<a name="line.11"></a>
<FONT color="green">012</FONT>    <a name="line.12"></a>
<FONT color="green">013</FONT>     Unless required by applicable law or agreed to in writing, software<a name="line.13"></a>
<FONT color="green">014</FONT>     distributed under the License is distributed on an "AS IS" BASIS,<a name="line.14"></a>
<FONT color="green">015</FONT>     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.<a name="line.15"></a>
<FONT color="green">016</FONT>     See the License for the specific language governing permissions and<a name="line.16"></a>
<FONT color="green">017</FONT>     limitations under the License.<a name="line.17"></a>
<FONT color="green">018</FONT>    */<a name="line.18"></a>
<FONT color="green">019</FONT>    <a name="line.19"></a>
<FONT color="green">020</FONT>    package org.uutuc.factory;<a name="line.20"></a>
<FONT color="green">021</FONT>    <a name="line.21"></a>
<FONT color="green">022</FONT>    import org.apache.uima.analysis_engine.AnalysisEngineDescription;<a name="line.22"></a>
<FONT color="green">023</FONT>    import org.apache.uima.resource.CustomResourceSpecifier;<a name="line.23"></a>
<FONT color="green">024</FONT>    import org.apache.uima.resource.ExternalResourceDependency;<a name="line.24"></a>
<FONT color="green">025</FONT>    import org.apache.uima.resource.ExternalResourceDescription;<a name="line.25"></a>
<FONT color="green">026</FONT>    import org.apache.uima.resource.FileResourceSpecifier;<a name="line.26"></a>
<FONT color="green">027</FONT>    import org.apache.uima.resource.Parameter;<a name="line.27"></a>
<FONT color="green">028</FONT>    import org.apache.uima.resource.Resource;<a name="line.28"></a>
<FONT color="green">029</FONT>    import org.apache.uima.resource.ResourceSpecifier;<a name="line.29"></a>
<FONT color="green">030</FONT>    import org.apache.uima.resource.impl.CustomResourceSpecifier_impl;<a name="line.30"></a>
<FONT color="green">031</FONT>    import org.apache.uima.resource.impl.ExternalResourceDependency_impl;<a name="line.31"></a>
<FONT color="green">032</FONT>    import org.apache.uima.resource.impl.ExternalResourceDescription_impl;<a name="line.32"></a>
<FONT color="green">033</FONT>    import org.apache.uima.resource.impl.FileResourceSpecifier_impl;<a name="line.33"></a>
<FONT color="green">034</FONT>    import org.apache.uima.resource.impl.Parameter_impl;<a name="line.34"></a>
<FONT color="green">035</FONT>    import org.apache.uima.resource.metadata.ExternalResourceBinding;<a name="line.35"></a>
<FONT color="green">036</FONT>    import org.apache.uima.resource.metadata.ResourceManagerConfiguration;<a name="line.36"></a>
<FONT color="green">037</FONT>    import org.apache.uima.resource.metadata.impl.ExternalResourceBinding_impl;<a name="line.37"></a>
<FONT color="green">038</FONT>    import org.apache.uima.resource.metadata.impl.ResourceManagerConfiguration_impl;<a name="line.38"></a>
<FONT color="green">039</FONT>    import org.apache.uima.util.InvalidXMLException;<a name="line.39"></a>
<FONT color="green">040</FONT>    <a name="line.40"></a>
<FONT color="green">041</FONT>    /**<a name="line.41"></a>
<FONT color="green">042</FONT>     * Helper methods for external resources.<a name="line.42"></a>
<FONT color="green">043</FONT>     * <a name="line.43"></a>
<FONT color="green">044</FONT>     * @author Richard Eckart de Castilho<a name="line.44"></a>
<FONT color="green">045</FONT>     */<a name="line.45"></a>
<FONT color="green">046</FONT>    public class ExternalResourceFactory<a name="line.46"></a>
<FONT color="green">047</FONT>    {<a name="line.47"></a>
<FONT color="green">048</FONT>            /**<a name="line.48"></a>
<FONT color="green">049</FONT>             * Create a new external resource binding.<a name="line.49"></a>
<FONT color="green">050</FONT>             * <a name="line.50"></a>
<FONT color="green">051</FONT>             * @param aResMgrCfg the resource manager to create the binding in.<a name="line.51"></a>
<FONT color="green">052</FONT>             * @param aBindTo what key to bind to.<a name="line.52"></a>
<FONT color="green">053</FONT>             * @param aRes the resource that should be bound.<a name="line.53"></a>
<FONT color="green">054</FONT>             */<a name="line.54"></a>
<FONT color="green">055</FONT>            public static void bindExternalResource(<a name="line.55"></a>
<FONT color="green">056</FONT>                            ResourceManagerConfiguration aResMgrCfg, String aBindTo,<a name="line.56"></a>
<FONT color="green">057</FONT>                            ExternalResourceDescription aRes)<a name="line.57"></a>
<FONT color="green">058</FONT>            {<a name="line.58"></a>
<FONT color="green">059</FONT>                    ExternalResourceBinding extResBind = createExternalResourceBinding(<a name="line.59"></a>
<FONT color="green">060</FONT>                                    aBindTo, aRes);<a name="line.60"></a>
<FONT color="green">061</FONT>    <a name="line.61"></a>
<FONT color="green">062</FONT>                    aResMgrCfg.addExternalResource(aRes);<a name="line.62"></a>
<FONT color="green">063</FONT>                    aResMgrCfg.addExternalResourceBinding(extResBind);<a name="line.63"></a>
<FONT color="green">064</FONT>            }<a name="line.64"></a>
<FONT color="green">065</FONT>    <a name="line.65"></a>
<FONT color="green">066</FONT>            /**<a name="line.66"></a>
<FONT color="green">067</FONT>             * Create an external resource description.<a name="line.67"></a>
<FONT color="green">068</FONT>             * <a name="line.68"></a>
<FONT color="green">069</FONT>             * @param aName the name of the resource (the key).<a name="line.69"></a>
<FONT color="green">070</FONT>             * @param aInterface the interface the resource should implement.<a name="line.70"></a>
<FONT color="green">071</FONT>             * @param params parameters passed to the resource when it is created.<a name="line.71"></a>
<FONT color="green">072</FONT>             * @return the description.<a name="line.72"></a>
<FONT color="green">073</FONT>             */<a name="line.73"></a>
<FONT color="green">074</FONT>            public static ExternalResourceDescription createExternalResourceDescription(<a name="line.74"></a>
<FONT color="green">075</FONT>                            final String aName, Class&lt;? extends Resource&gt; aInterface, String...aParams)<a name="line.75"></a>
<FONT color="green">076</FONT>            {<a name="line.76"></a>
<FONT color="green">077</FONT>                    if (aParams.length % 2 != 0) {<a name="line.77"></a>
<FONT color="green">078</FONT>                            throw new IllegalArgumentException("Parameter arguments have to " +<a name="line.78"></a>
<FONT color="green">079</FONT>                                            "come in key/value pairs, but found odd number of " +<a name="line.79"></a>
<FONT color="green">080</FONT>                                            "arguments ["+ aParams.length + "]");<a name="line.80"></a>
<FONT color="green">081</FONT>                    }<a name="line.81"></a>
<FONT color="green">082</FONT>    <a name="line.82"></a>
<FONT color="green">083</FONT>                    int numberOfParameters = aParams.length / 2;<a name="line.83"></a>
<FONT color="green">084</FONT>                    Parameter[] params = new Parameter[numberOfParameters];<a name="line.84"></a>
<FONT color="green">085</FONT>                    for (int i = 0; i &lt; numberOfParameters; i++) {<a name="line.85"></a>
<FONT color="green">086</FONT>                            params[i] = new Parameter_impl();<a name="line.86"></a>
<FONT color="green">087</FONT>                            params[i].setName(aParams[i * 2]);<a name="line.87"></a>
<FONT color="green">088</FONT>                            params[i].setValue(aParams[i * 2 + 1]);<a name="line.88"></a>
<FONT color="green">089</FONT>                    }<a name="line.89"></a>
<FONT color="green">090</FONT>    <a name="line.90"></a>
<FONT color="green">091</FONT>                    CustomResourceSpecifier spec = new CustomResourceSpecifier_impl();<a name="line.91"></a>
<FONT color="green">092</FONT>                    spec.setResourceClassName(aInterface.getName());<a name="line.92"></a>
<FONT color="green">093</FONT>                    spec.setParameters(params);<a name="line.93"></a>
<FONT color="green">094</FONT>    <a name="line.94"></a>
<FONT color="green">095</FONT>                    ExternalResourceDescription extRes = new ExternalResourceDescription_impl();<a name="line.95"></a>
<FONT color="green">096</FONT>                    extRes.setName(aName);<a name="line.96"></a>
<FONT color="green">097</FONT>                    extRes.setResourceSpecifier(spec);<a name="line.97"></a>
<FONT color="green">098</FONT>                    return extRes;<a name="line.98"></a>
<FONT color="green">099</FONT>            }<a name="line.99"></a>
<FONT color="green">100</FONT>    <a name="line.100"></a>
<FONT color="green">101</FONT>            /**<a name="line.101"></a>
<FONT color="green">102</FONT>             * Create an external resource description.<a name="line.102"></a>
<FONT color="green">103</FONT>             * <a name="line.103"></a>
<FONT color="green">104</FONT>             * @param aName the name of the resource (the key).<a name="line.104"></a>
<FONT color="green">105</FONT>             * @param aUrl a URL.<a name="line.105"></a>
<FONT color="green">106</FONT>             * @return the description.<a name="line.106"></a>
<FONT color="green">107</FONT>             */<a name="line.107"></a>
<FONT color="green">108</FONT>            public static ExternalResourceDescription createExternalResourceDescription(<a name="line.108"></a>
<FONT color="green">109</FONT>                            final String aName, String aUrl)<a name="line.109"></a>
<FONT color="green">110</FONT>            {<a name="line.110"></a>
<FONT color="green">111</FONT>                    ExternalResourceDescription extRes = new ExternalResourceDescription_impl();<a name="line.111"></a>
<FONT color="green">112</FONT>                    extRes.setName(aName);<a name="line.112"></a>
<FONT color="green">113</FONT>                    FileResourceSpecifier frs = new FileResourceSpecifier_impl();<a name="line.113"></a>
<FONT color="green">114</FONT>                    frs.setFileUrl(aUrl);<a name="line.114"></a>
<FONT color="green">115</FONT>                    extRes.setResourceSpecifier(frs);<a name="line.115"></a>
<FONT color="green">116</FONT>                    return extRes;<a name="line.116"></a>
<FONT color="green">117</FONT>            }<a name="line.117"></a>
<FONT color="green">118</FONT>    <a name="line.118"></a>
<FONT color="green">119</FONT>            /**<a name="line.119"></a>
<FONT color="green">120</FONT>             * Create an external resource binding.<a name="line.120"></a>
<FONT color="green">121</FONT>             * <a name="line.121"></a>
<FONT color="green">122</FONT>             * @param aName the key to bind to.<a name="line.122"></a>
<FONT color="green">123</FONT>             * @param aResource the resource to bind.<a name="line.123"></a>
<FONT color="green">124</FONT>             * @return the description.<a name="line.124"></a>
<FONT color="green">125</FONT>             */<a name="line.125"></a>
<FONT color="green">126</FONT>            public static ExternalResourceBinding createExternalResourceBinding(<a name="line.126"></a>
<FONT color="green">127</FONT>                            final String aKey, final ExternalResourceDescription aResource)<a name="line.127"></a>
<FONT color="green">128</FONT>            {<a name="line.128"></a>
<FONT color="green">129</FONT>                    ExternalResourceBinding extResBind = new ExternalResourceBinding_impl();<a name="line.129"></a>
<FONT color="green">130</FONT>                    extResBind.setResourceName(aResource.getName());<a name="line.130"></a>
<FONT color="green">131</FONT>                    extResBind.setKey(aKey);<a name="line.131"></a>
<FONT color="green">132</FONT>                    return extResBind;<a name="line.132"></a>
<FONT color="green">133</FONT>            }<a name="line.133"></a>
<FONT color="green">134</FONT>            <a name="line.134"></a>
<FONT color="green">135</FONT>            public static ExternalResourceDependency createExternalResourceDependency(<a name="line.135"></a>
<FONT color="green">136</FONT>                            final String aKey, final Class&lt;? extends Resource&gt; aInterface,<a name="line.136"></a>
<FONT color="green">137</FONT>                            final boolean aOptional)<a name="line.137"></a>
<FONT color="green">138</FONT>            {<a name="line.138"></a>
<FONT color="green">139</FONT>                    ExternalResourceDependency dep = new ExternalResourceDependency_impl();<a name="line.139"></a>
<FONT color="green">140</FONT>                    dep.setInterfaceName(aInterface.getName());<a name="line.140"></a>
<FONT color="green">141</FONT>                    dep.setKey(aKey);<a name="line.141"></a>
<FONT color="green">142</FONT>                    dep.setOptional(aOptional);<a name="line.142"></a>
<FONT color="green">143</FONT>                    return dep;<a name="line.143"></a>
<FONT color="green">144</FONT>            }<a name="line.144"></a>
<FONT color="green">145</FONT>    <a name="line.145"></a>
<FONT color="green">146</FONT>            /**<a name="line.146"></a>
<FONT color="green">147</FONT>             * Scan the given resource specifier for external resource dependencies<a name="line.147"></a>
<FONT color="green">148</FONT>             * and whenever a dependency is encounter that has a key equal to the<a name="line.148"></a>
<FONT color="green">149</FONT>             * resource class name, the resource will be bound.<a name="line.149"></a>
<FONT color="green">150</FONT>             * <a name="line.150"></a>
<FONT color="green">151</FONT>             * @param aDesc a description.<a name="line.151"></a>
<FONT color="green">152</FONT>             * @param aApi the resource interface.<a name="line.152"></a>
<FONT color="green">153</FONT>             * @param aRes the resource to bind.<a name="line.153"></a>
<FONT color="green">154</FONT>             * @throws InvalidXMLException<a name="line.154"></a>
<FONT color="green">155</FONT>             */<a name="line.155"></a>
<FONT color="green">156</FONT>            public static void bindResource(ResourceSpecifier aDesc,<a name="line.156"></a>
<FONT color="green">157</FONT>                            Class&lt;? extends Resource&gt; aRes, String... aParams)<a name="line.157"></a>
<FONT color="green">158</FONT>                    throws InvalidXMLException<a name="line.158"></a>
<FONT color="green">159</FONT>            {<a name="line.159"></a>
<FONT color="green">160</FONT>                    bindResource(aDesc, aRes, aRes, aParams);<a name="line.160"></a>
<FONT color="green">161</FONT>            }<a name="line.161"></a>
<FONT color="green">162</FONT>    <a name="line.162"></a>
<FONT color="green">163</FONT>            /**<a name="line.163"></a>
<FONT color="green">164</FONT>             * Scan the given resource specifier for external resource dependencies<a name="line.164"></a>
<FONT color="green">165</FONT>             * and whenever a dependency is encounter that has a key equal to the<a name="line.165"></a>
<FONT color="green">166</FONT>             * API class name, the resource will be bound.<a name="line.166"></a>
<FONT color="green">167</FONT>             * <a name="line.167"></a>
<FONT color="green">168</FONT>             * @param aDesc a description.<a name="line.168"></a>
<FONT color="green">169</FONT>             * @param aApi the resource interface.<a name="line.169"></a>
<FONT color="green">170</FONT>             * @param aRes the resource to bind.<a name="line.170"></a>
<FONT color="green">171</FONT>             * @throws InvalidXMLException<a name="line.171"></a>
<FONT color="green">172</FONT>             */<a name="line.172"></a>
<FONT color="green">173</FONT>            public static void bindResource(ResourceSpecifier aDesc,<a name="line.173"></a>
<FONT color="green">174</FONT>                            Class&lt;?&gt; aApi, Class&lt;? extends Resource&gt; aRes,<a name="line.174"></a>
<FONT color="green">175</FONT>                            String... aParams)<a name="line.175"></a>
<FONT color="green">176</FONT>                    throws InvalidXMLException<a name="line.176"></a>
<FONT color="green">177</FONT>            {<a name="line.177"></a>
<FONT color="green">178</FONT>                    bindResource(aDesc, aApi.getName(), aRes, aParams);<a name="line.178"></a>
<FONT color="green">179</FONT>            }<a name="line.179"></a>
<FONT color="green">180</FONT>    <a name="line.180"></a>
<FONT color="green">181</FONT>            /**<a name="line.181"></a>
<FONT color="green">182</FONT>             * Scan the given resource specifier for external resource dependencies<a name="line.182"></a>
<FONT color="green">183</FONT>             * and whenever a dependency with the given key is encountered, the given<a name="line.183"></a>
<FONT color="green">184</FONT>             * resource is bound to it.<a name="line.184"></a>
<FONT color="green">185</FONT>             * <a name="line.185"></a>
<FONT color="green">186</FONT>             * @param aDesc a description.<a name="line.186"></a>
<FONT color="green">187</FONT>             * @param aKey the key to bind to.<a name="line.187"></a>
<FONT color="green">188</FONT>             * @param aRes the resource to bind.<a name="line.188"></a>
<FONT color="green">189</FONT>             * @throws InvalidXMLException<a name="line.189"></a>
<FONT color="green">190</FONT>             */<a name="line.190"></a>
<FONT color="green">191</FONT>            public static void bindResource(ResourceSpecifier aDesc, String aKey,<a name="line.191"></a>
<FONT color="green">192</FONT>                            Class&lt;? extends Resource&gt; aRes, String... aParams)<a name="line.192"></a>
<FONT color="green">193</FONT>                    throws InvalidXMLException<a name="line.193"></a>
<FONT color="green">194</FONT>            {<a name="line.194"></a>
<FONT color="green">195</FONT>                    // Dispatch<a name="line.195"></a>
<FONT color="green">196</FONT>                    if (aDesc instanceof AnalysisEngineDescription) {<a name="line.196"></a>
<FONT color="green">197</FONT>                            bind((AnalysisEngineDescription) aDesc, aKey, aRes, aParams);<a name="line.197"></a>
<FONT color="green">198</FONT>                    }<a name="line.198"></a>
<FONT color="green">199</FONT>            }<a name="line.199"></a>
<FONT color="green">200</FONT>    <a name="line.200"></a>
<FONT color="green">201</FONT>            /**<a name="line.201"></a>
<FONT color="green">202</FONT>             * Scan the given resource specifier for external resource dependencies<a name="line.202"></a>
<FONT color="green">203</FONT>             * and whenever a dependency with the given key is encountered, the given<a name="line.203"></a>
<FONT color="green">204</FONT>             * resource is bound to it.<a name="line.204"></a>
<FONT color="green">205</FONT>             * <a name="line.205"></a>
<FONT color="green">206</FONT>             * @param aDesc a description.<a name="line.206"></a>
<FONT color="green">207</FONT>             * @param aKey the key to bind to.<a name="line.207"></a>
<FONT color="green">208</FONT>             * @param aRes the resource to bind.<a name="line.208"></a>
<FONT color="green">209</FONT>             * @throws InvalidXMLException<a name="line.209"></a>
<FONT color="green">210</FONT>             */<a name="line.210"></a>
<FONT color="green">211</FONT>            private static void bind(AnalysisEngineDescription aDesc, String aKey,<a name="line.211"></a>
<FONT color="green">212</FONT>                            Class&lt;? extends Resource&gt; aRes, String... aParams)<a name="line.212"></a>
<FONT color="green">213</FONT>                    throws InvalidXMLException<a name="line.213"></a>
<FONT color="green">214</FONT>            {<a name="line.214"></a>
<FONT color="green">215</FONT>                    // Recursively address delegates<a name="line.215"></a>
<FONT color="green">216</FONT>                    if (!aDesc.isPrimitive()) {<a name="line.216"></a>
<FONT color="green">217</FONT>                            for(Object delegate : aDesc.getDelegateAnalysisEngineSpecifiers().values()) {<a name="line.217"></a>
<FONT color="green">218</FONT>                                    bindResource((ResourceSpecifier) delegate, aKey, aRes, aParams);<a name="line.218"></a>
<FONT color="green">219</FONT>                            }<a name="line.219"></a>
<FONT color="green">220</FONT>                    }<a name="line.220"></a>
<FONT color="green">221</FONT>    <a name="line.221"></a>
<FONT color="green">222</FONT>                    // Bind if necessary<a name="line.222"></a>
<FONT color="green">223</FONT>                    for (ExternalResourceDependency dep : aDesc.getExternalResourceDependencies()) {<a name="line.223"></a>
<FONT color="green">224</FONT>                            if (aKey.equals(dep.getKey())) {<a name="line.224"></a>
<FONT color="green">225</FONT>                                    ExternalResourceDescription extRes = createExternalResourceDescription(<a name="line.225"></a>
<FONT color="green">226</FONT>                                                    aKey, aRes, aParams);<a name="line.226"></a>
<FONT color="green">227</FONT>    <a name="line.227"></a>
<FONT color="green">228</FONT>                                    ResourceManagerConfiguration resMgrCfg = aDesc.getResourceManagerConfiguration();<a name="line.228"></a>
<FONT color="green">229</FONT>                                    if (resMgrCfg == null) {<a name="line.229"></a>
<FONT color="green">230</FONT>                                            resMgrCfg = new ResourceManagerConfiguration_impl();<a name="line.230"></a>
<FONT color="green">231</FONT>                                            aDesc.setResourceManagerConfiguration(resMgrCfg);<a name="line.231"></a>
<FONT color="green">232</FONT>                                    }<a name="line.232"></a>
<FONT color="green">233</FONT>                                    bindExternalResource(resMgrCfg,<a name="line.233"></a>
<FONT color="green">234</FONT>                                                    aKey, extRes);<a name="line.234"></a>
<FONT color="green">235</FONT>                            }<a name="line.235"></a>
<FONT color="green">236</FONT>                    }<a name="line.236"></a>
<FONT color="green">237</FONT>            }<a name="line.237"></a>
<FONT color="green">238</FONT>    }<a name="line.238"></a>




























































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